.clearfix, body ul {
  zoom: 1; }
  .clearfix:after, body ul:after {
    display: block;
    height: 0;
    content: "";
    clear: both; }

body ul li {
  float: left;
  margin-left: 15px;
  background-color: #f19d9d; }
  body ul li:nth-of-type(2n) {
    background-color: #037e7e; }

